TREA

Dongwoo HA

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  • Suwon-si, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cleaner head and vacuum cleaner having the same
    • Patent number 11,877,715
    • Issue date Jan 23, 2024
    • Samsung Electronics Co., Ltd.
    • Taegwang Kim
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Vacuum cleaner
    • Patent number 11,517,160
    • Issue date Dec 6, 2022
    • Samsung Electronics Co., Ltd.
    • Taegwang Kim
    • A46 - BRUSHWARE
  • Information Patent Grant

    Vacuum cleaner
    • Patent number 11,464,377
    • Issue date Oct 11, 2022
    • Samsung Electronics Co., Ltd.
    • Seokman Hong
    • A46 - BRUSHWARE

Patents Applicationslast 30 patents

  • Information Patent Application

    CLEANER HEAD AND CLEANER COMPRISING SAME
    • Publication number 20240268617
    • Publication date Aug 15, 2024
    • Samsung Electronics Co., Ltd.
    • Byoungin LEE
    • A46 - BRUSHWARE
  • Information Patent Application

    ROLLER ASSEMBLY AND VACUUM CLEANER INCLUDING THE SAME
    • Publication number 20240148204
    • Publication date May 9, 2024
    • Samsung Electronics Co., Ltd.
    • Taegwang KIM
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    CLEANER HEAD AND VACUUM CLEANER HAVING THE SAME
    • Publication number 20240099526
    • Publication date Mar 28, 2024
    • Samsung Electronics Co., Ltd.
    • Taegwang KIM
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CLEANER
    • Publication number 20230248195
    • Publication date Aug 10, 2023
    • Samsung Electronics Co., Ltd.
    • Jiwon CHOI
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CLEANER HEAD AND CLEANER INCLUDING THE SAME
    • Publication number 20230157496
    • Publication date May 25, 2023
    • Samsung Electronics Co., Ltd.
    • Byoungin LEE
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    VACUUM CLEANER
    • Publication number 20230038306
    • Publication date Feb 9, 2023
    • Samsung Electronics Co., Ltd.
    • Taegwang KIM
    • A46 - BRUSHWARE
  • Information Patent Application

    CLEANER HEAD AND VACUUM CLEANER HAVING THE SAME
    • Publication number 20210045597
    • Publication date Feb 18, 2021
    • Samsung Electronics Co., Ltd.
    • Taegwang KIM
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    VACUUM CLEANER
    • Publication number 20210045599
    • Publication date Feb 18, 2021
    • Samsung Electronics Co., Ltd.
    • Taegwang KIM
    • A46 - BRUSHWARE
  • Information Patent Application

    VACUUM CLEANER
    • Publication number 20200315416
    • Publication date Oct 8, 2020
    • Samsung Electronics Co., Ltd.
    • Seokman HONG
    • A46 - BRUSHWARE